Joseph LerroLicensed

Licensed radon professional based in Philadelphia, PA

"Based in" is the city on the business's license record. That can be a mailing address; it doesn't tell you where the business works.

Get free quotes

How to verify this license

We publish the license details exactly as they appear in the official licensing records of the agency that issued the license; we do not vouch for the business itself. Before hiring, look up license #8701 directly with the agency that issued it, confirm it is still active, and ask for a current certificate of insurance.

Checked against PA DEP radon services directory, last checked 2026-11-02. See the issuing agency.

Compare radon professionals based in Philadelphia

Other radon professionals based in Philadelphia

Radon professionals based near Philadelphia

This record names no county in Pennsylvania, so these are the nearest Pennsylvania listings in the same trade by map location. Each card shows the town the business is based in.

See every listing based in Philadelphia.